When looking for the best outdoor sign and together with the material often wood is not on the top of the the marketing e-mail list. Wood can fade in the climate and start to decay. Even wooden signs that are treated only last for a lot of years before really showing signs of weathering -- well they usually only look great for a few years. These signs can still be retreated and repainted to help them have a lengthier life. Still one sort of sign associated with wood is considered for using outside undoubtedly plywood.
Use negative space making use of graphic symbolism. Negative space, or simply blank space, let the eyes rest when appear at your Signage. Thus, do not fall into temptation of cramming the most graphic images as it is in your signage's blueprint.